//Item.h

typedef int Item;
#define eq(A, B)  (A == B)

//char conversion larger or lower 
#define toupperr(c) ((c) >= 'a' && (c) <= 'z' ? (c) + 'A' - 'a' : (c))
#define tolowerr(c) ((c) >= 'A' && (c) <= 'Z' ? (c) + 'a' - 'A' : (c))

typedef struct N_add n_add;
struct N_add
{
	long int n;
};
long int n_sum(long int count);